1984

7.0

2019

6.7

1993

7.6

1994

6.8

1957

7.0

1975

6.4

1993

6.3

1968

6.3

1947

6.0

1949

5.9

1941

6.6

1950

4.8

1954

5.0

1955

6.2

1956

3.7

1956

5.1

1951

4.7

1933

5.7

1939

5.4

1961

4.0